Plug seal



FIG. 1 is a top side perspective view of a plug seal, showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front side view thereof;

FIG. 5 is a back side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof; and

FIG. 8 is a side cross-sectional view thereof.

FIG. 9 is an elevational perspective view of a cap with plug seal, showing our new design;

FIG. 10 is a elevational exploded perspective view thereof;

FIG. 11 is a top perspective view thereof;

FIG. 12 is a bottom view thereof;

FIG. 13 is a front side view thereof;

FIG. 14 is a back side view thereof;

FIG. 15 is a left side view thereof;

FIG. 16 is a right side view thereof; and,

FIG. 17 is a top perspective view thereof in a position of use with an exemplary vial. 

CLAIM The ornamental design for a plug seal, as shown and described. 